Wireless transmission up to 10m - Stable and smooth transmission. 2.4G wireless connection for easy operation. Extensive compatibility - For Windows XP / Vista / Windows 7 / ME / 2000 / Mac OS or later. High-precision optical mouse - Up to 1600 DPI positioning accuracy, to meet daily office needs and gaming entertainment. The bottom of the mouse is equipped with a receiver storage compartment to store the USB receiver in a pocket.